[dpdk-dev] [PATCH 07/10] app/test: use struct ether_addr instead of a byte array cast

Cyril Chemparathy cchemparathy at ezchip.com
Wed Apr 29 18:15:31 CEST 2015


This patch instantiates struct ether_addr instead of type casting a uint8_t
pointer to the same structure.  The type cast breaks on machines that enforce
strict alignment.

Signed-off-by: Cyril Chemparathy <cchemparathy at ezchip.com>
---
 app/test/test_pmd_perf.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/app/test/test_pmd_perf.c b/app/test/test_pmd_perf.c
index 49a494d..5810e7f 100644
--- a/app/test/test_pmd_perf.c
+++ b/app/test/test_pmd_perf.c
@@ -229,13 +229,13 @@ init_traffic(struct rte_mempool *mp,
 	struct ipv4_hdr pkt_ipv4_hdr;
 	struct udp_hdr pkt_udp_hdr;
 	uint32_t pktlen;
-	static uint8_t src_mac[] = { 0x00, 0xFF, 0xAA, 0xFF, 0xAA, 0xFF };
-	static uint8_t dst_mac[] = { 0x00, 0xAA, 0xFF, 0xAA, 0xFF, 0xAA };
-
+	static struct ether_addr src_mac =
+		{ { 0x00, 0xFF, 0xAA, 0xFF, 0xAA, 0xFF } };
+	static struct ether_addr dst_mac =
+		{ { 0x00, 0xAA, 0xFF, 0xAA, 0xFF, 0xAA } };
 
 	initialize_eth_header(&pkt_eth_hdr,
-		(struct ether_addr *)src_mac,
-		(struct ether_addr *)dst_mac, ETHER_TYPE_IPv4, 0, 0);
+		&src_mac, &dst_mac, ETHER_TYPE_IPv4, 0, 0);
 
 	pktlen = initialize_ipv4_header(&pkt_ipv4_hdr,
 					IPV4_ADDR(10, 0, 0, 1),
-- 
2.1.2



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